:root {
  --exp-bg: radial-gradient(circle at top,#0f0d1c,#030207 60%);
  --exp-panel: rgba(28,18,56,0.78);
  --exp-border: rgba(255,255,255,0.08);
  --exp-highlight: #c29bff;
  --exp-text: #f7f2ff;
  --exp-muted: rgba(247,242,255,0.65);
  font-family: 'IBM Plex Mono', 'Segoe UI', sans-serif;
}

:root[data-theme="core"] {
  --exp-bg: radial-gradient(circle at top,#0f0d1c,#030207 60%);
  --exp-panel: rgba(28,18,56,0.78);
  --exp-border: rgba(255,255,255,0.08);
  --exp-highlight: #c29bff;
  --exp-text: #f7f2ff;
  --exp-muted: rgba(247,242,255,0.65);
}

:root[data-theme="experiment"] {
  --exp-bg: radial-gradient(120% 120% at 60% 20%, rgba(19,30,58,0.9), #040915 70%);
  --exp-panel: rgba(12,18,36,0.9);
  --exp-border: rgba(126,180,255,0.18);
  --exp-highlight: #8fd8ff;
  --exp-text: #e9f5ff;
  --exp-muted: rgba(233,245,255,0.68);
}

body#experiment-lab {
  margin: 0;
  min-height: 100vh;
  background: var(--exp-bg);
  color: var(--exp-text);
  display: flex;
  flex-direction: column;
}

.brand-pin {
  position: fixed;
  top: 14px;
  left: 14px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 900;
  padding: 6px 10px;
  border-radius: 14px;
  backdrop-filter: blur(10px);
  background: linear-gradient(135deg, rgba(68,52,104,0.35), rgba(10,6,18,0.85));
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 10px 28px rgba(0,0,0,0.5);
  text-decoration: none;
  cursor: pointer;
}

.brand-pin img {
  width: 68px;
  height: 68px;
  object-fit: contain;
  display: block;
}

.brand-globe { display: none; }

main.exp-shell {
  width: min(1200px, 96vw);
  margin: 32px auto 64px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.export-row {
  margin: 12px 0 4px;
}

.glass-card {
  background: var(--exp-panel);
  border: 1px solid var(--exp-border);
  border-radius: 18px;
  padding: 20px 24px;
  box-shadow: 0 20px 40px rgba(5,0,30,0.45);
}

.exp-hero {
  text-align: left;
  background: linear-gradient(135deg,#2b1d4b,#120826 60%);
  border-radius: 24px;
  padding: 32px 40px;
  box-shadow: 0 25px 60px rgba(7,0,30,0.55);
}

.exp-hero h1 {
  margin: 0 0 10px;
  font-size: clamp(32px,4vw,46px);
  letter-spacing: 2px;
}

.exp-hero p {
  margin: 0 0 18px;
  color: var(--exp-muted);
  line-height: 1.5;
}

.nav-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.nav-links a {
  text-decoration: none;
  color: var(--exp-highlight);
  font-weight: 600;
  border-bottom: 1px solid transparent;
}

.nav-links a:hover {
  border-color: var(--exp-highlight);
}

.exp-cards {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit,minmax(180px,1fr));
}

.stat-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.7;
}

.stat-value {
  font-size: 30px;
  margin-top: 8px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(240px,1fr));
  gap: 16px;
}

.form-grid label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--exp-muted);
}

.form-grid input,
.form-grid select,
.form-grid textarea {
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(0,0,0,0.25);
  color: var(--exp-text);
  font-size: 16px;
  padding: 12px;
}

.range-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.range-wrap input[type="range"] {
  flex: 1;
}

.cta-primary {
  background: linear-gradient(120deg,#b171ff,#7f53ff 60%);
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(110,62,220,0.45);
}

.cta-primary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.cta-ghost {
  background: transparent;
  border: 1px solid var(--exp-border);
  color: var(--exp-muted);
  border-radius: 12px;
  padding: 10px 20px;
  cursor: pointer;
}

.exp-status {
  min-height: 28px;
  color: var(--exp-muted);
  font-size: 14px;
}

.exp-status-panel {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.exp-status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(10, 7, 24, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 12px 28px rgba(6, 0, 20, 0.55);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.exp-status-indicator .dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 0 14px rgba(0, 0, 0, 0.5);
}

.exp-status-indicator.state-idle .dot {
  background: #9290ff;
  box-shadow: 0 0 12px rgba(146, 144, 255, 0.75);
}

.exp-status-indicator.state-running .dot {
  background: #ffb347;
  box-shadow: 0 0 18px rgba(255, 179, 71, 0.8);
}

.exp-status-indicator.state-success .dot {
  background: #74ffb7;
  box-shadow: 0 0 18px rgba(116, 255, 183, 0.85);
}

.exp-status-indicator.state-error .dot {
  background: #ff6b6b;
  box-shadow: 0 0 18px rgba(255, 107, 107, 0.85);
}

.exp-feed {
  flex: 1;
  min-height: 72px;
  max-height: 180px;
  overflow-y: auto;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(0, 0, 0, 0.25);
  padding: 12px 14px;
  font-size: 13px;
}

.feed-entry {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 4px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.feed-entry:last-child {
  border-bottom: none;
}

.feed-entry .time {
  font-size: 11px;
  opacity: 0.65;
}

.feed-entry.info .msg { color: var(--exp-muted); }
.feed-entry.running .msg { color: #ffb347; }
.feed-entry.success .msg { color: #74ffb7; }
.feed-entry.error .msg { color: #ff6b6b; }

.chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(220px,1fr));
  gap: 18px;
}

.chart-card {
  background: rgba(5, 1, 18, 0.65);
  border: 1px solid rgba(194, 155, 255, 0.18);
  border-radius: 16px;
  padding: 12px 12px 20px;
  box-shadow: inset 0 0 25px rgba(194, 155, 255, 0.12), 0 15px 28px rgba(0, 0, 0, 0.35);
}

.chart-title {
  font-size: 13px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 6px;
}

.chart-card canvas {
  width: 100%;
  height: 220px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(160px,1fr));
  gap: 12px;
}

.summary-card {
  padding: 12px 16px;
  border-radius: 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.05);
}

.table-wrap {
  overflow-x: auto;
}

.table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.table-wrap th,
.table-wrap td {
  padding: 8px 10px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.table-wrap tbody tr:nth-child(even) {
  background: rgba(255,255,255,0.02);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.1);
}

.card-note {
  font-size: 12px;
  opacity: 0.65;
  margin-top: 6px;
}

.btn-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.notify-panel {
  position: fixed;
  right: 24px;
  bottom: 28px;
  width: min(260px, 90vw);
  background: rgba(16, 8, 32, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.4);
  padding: 16px;
  z-index: 30;
}

.notify-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 10px;
}

.notify-header .notify-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #74ffb7;
  box-shadow: 0 0 12px rgba(116, 255, 183, 0.7);
}

.notify-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 260px;
  overflow-y: auto;
}

.notify-entry {
  font-size: 12px;
  padding: 6px 8px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.notify-entry.success { color: #74ffb7; border-color: rgba(116,255,183,0.25); }
.notify-entry.error { color: #ff6b6b; border-color: rgba(255,107,107,0.25); }
.notify-entry.running { color: #ffb347; border-color: rgba(255,179,71,0.25); }
.notify-entry.info { color: var(--exp-muted); }